优化结构

internal/config/clone.go

@@ -0,0 +1,41 @@
+package config
+
+// Clone returns a deep copy of a configuration snapshot. The copy helpers are
+// intentionally kept in the config package so data/integration code does not
+// need protobuf cloning or storage-specific serializers.
+func Clone(value *Config) *Config { return cloneConfig(value) }
+
+func CloneData(value *Data) *Data {
+	if value == nil {
+		return nil
+	}
+	return cloneConfig(&Config{Data: value}).Data
+}
+
+func CloneAdmin(value *Admin) *Admin {
+	if value == nil {
+		return nil
+	}
+	return cloneConfig(&Config{Admin: value}).Admin
+}
+
+func CloneDatabase(value *Database) *Database {
+	if value == nil {
+		return nil
+	}
+	return cloneConfig(&Config{Data: &Data{Database: value}}).Data.Database
+}
+
+func CloneStorage(value *Storage) *Storage {
+	if value == nil {
+		return nil
+	}
+	return cloneConfig(&Config{Admin: &Admin{Storage: value}}).Admin.Storage
+}
+
+func CloneEmail(value *Email) *Email {
+	if value == nil {
+		return nil
+	}
+	return cloneConfig(&Config{Admin: &Admin{Email: value}}).Admin.Email
+}